MMSI insider buying
1 cluster buyMERIT MEDICAL SYSTEMS INC · Healthcare
When two or more insiders at MERIT MEDICAL SYSTEMS INC buy MMSI on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in MMSI plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.
Detected clusters
- May 5 – May 7, 2026Detected May 7, 2026High conviction3 insidersTotal bought$382.6KMarket cap$4.3B
All notable open-market buys in MMSI
Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| May 7, 2026 | Lloyd Brian G.cluster CHIEF LEGAL OFFICER, SECRETARY | 2,000 | $62.63 | $125.3K | SEC ↗ |
| May 6, 2026 | Aronson Martha Goldbergcluster Director, President and CEO | 2,000 | $60.44 | $120.9K | SEC ↗ |
| May 5, 2026 | Voigt Michel J.cluster CHIEF HUMAN RESOURCES OFFICER | 2,250 | $60.65 | $136.5K | SEC ↗ |
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MMSI insider buying — FAQ
- Are insiders buying MMSI stock?
- Yes — 3 distinct insiders have bought MMSI (MERIT MEDICAL SYSTEMS INC) on the open market, including 1 cluster buy where two or more insiders bought within a rolling window. The most recent qualifying activity was May 11, 2026.
- How much MMSI stock have insiders bought?
- Insiders have bought a combined $382.6K of MMSI across 3 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in MMSI?
- A cluster buy is two or more distinct MERIT MEDICAL SYSTEMS INC insiders — officers, directors, or 10% owners — each buying MMSI on the open market within a rolling window. MMSI has 1 detected cluster buy to date.
- Where does this MMSI insider trading data come from?
- Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.
How we track insider buying in MMSI
We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy MMSI within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?
This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding MMSI.